

Job Title: Node.js / AI Engineer
Department: Technology
Location: Remote
Company: Mercer Talent Enterprise
Company Overview:Mercer Talent Enterprise is a leading provider of talent management solutions, dedicated to helping organizations optimize their workforce. We foster a collaborative and innovative work environment where our team members can thrive and contribute to our mission of enhancing talent strategies for our clients.
Position Overview:We are looking for a skilled Node.js / AI Engineer to join our Lighthouse Tech Team. This role is focused on application development, where you will be responsible for designing, developing, and deploying intelligent, AI-powered applications. You will leverage your expertise in Node.js and modern AI technologies to build sophisticated systems that feature Large Language Models (LLMs), AI Agents, and Retrieval-Augmented Generation (RAG) pipelines.
Key Responsibilities:
- Develop and maintain robust and scalable backend services and APIs using Node.js.
- Design, build, and integrate AI-powered features into our core applications.
- Implement and optimize Retrieval-Augmented Generation (RAG) systems to ensure accurate and context-aware responses.
- Develop and orchestrate autonomous AI agents to automate complex tasks and workflows.
- Work with third-party LLM APIs (like OpenAI, Anthropic, etc.) and open-source models, fine-tuning and adapting them for specific use cases.
- Collaborate with product managers and developers to define application requirements and deliver high-quality, AI-driven solutions.
- Ensure the performance, quality, and responsiveness of AI-powered applications.
Qualifications:
- Bachelor’s degree in Computer Science, Information Technology, or a related field.
- 5+ years of professional experience in backend application development with a strong focus on Node.js.
- 2+ years of hands-on experience in AI-related development, including building applications that integrate with Large Language Models (LLMs).
- Demonstrable experience developing AI agents and implementing RAG patterns.
- Familiarity with AI/ML frameworks and libraries relevant to application development (e.g., LangChain, LlamaIndex).
- Experience with vector databases (e.g., Pinecone, Chroma, Weaviate) is a plus.
- Excellent problem-solving and analytical skills.
- Strong communication and teamwork abilities.
Benefits:
- Competitive salary and performance-based bonuses.
- Professional development opportunities.

About Mercer Talent Enterprise
About
Mercer Talent Enterprise is a global leader in talent assessment, technology, and leadership development. As the world’s first and only company to pioneer the science of Behaviourmetrics®, we empower organizations to make critical people decisions by blending contemporary psychometric tools and assessment solutions with the latest advances in artificial intelligence and data science.
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What will your job look like?
- Develop product modules and enhancements as per functional specs
- Assist in preparing functional and technical design specifications
- Work with business analysts, QA, and IT departments as required
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- Strong analytical abilities and problem-solving skills applying software engineering principles
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- Ability to write modular, clean, efficient code
- Eagerness to learn and interest in new technologies
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- Diligence in all aspects of work performed
Must Have
Technical Skills
- Backend languages/frameworks:
- J2EE (Java, JSP, Servlets)
- Spring Framework ecosystem and micro-services
- Tag Libraries
- UI layer programming:
- HTML
- DHTML
- JavaScript
- cascading style sheets (CSS)
- React/Angular
- Databases:
- SQL queries, indexing, views
Work Experience
- 3+ years of relevant software development experience
- Usage of SVN or similar SCM system
- Usage of Eclipse or similar IDE
Educational Experience
- Bachelor's degree in Computer Science or a related field


Job Summary:
Pushing the boundaries of back-end development using the MEAN stack.Design and implement APIs in support of front-end services and help create a highly scalable, flexible, and secure backend.
Responsibilities and Duties
Advanced proficiency in MEAN Stack (NodeJS, MongoDB, Express, Angular)
Develop, test, and deploy fast and scalable web app.
Designing and maintenance of fully functional large relational and non-relational databases.
Timely deployment of web apps on the cloud.
Server management and cloud-based infrastructure.
Establishment and integration of development tools as required.
Identification of application issues when deploying the app.
App deployment on the cloud along with solving debugging issues.
Coding architecture for frontend and backend.
Building interactive consumer data.
Collaboration with the IT team, researchers, and designers for designing robust app and encouraging business goals.
Exceptional coding skills in JavaScript (both frontend and backend)
Proficiency with Html5 and CSS3
Participation with developers in the creation of scalable RESTful APIs.
Technical Skills:
Expertise and experience in the four main technologies – MongoDB, ExpressJS, Angular 4+, and NodeJS
Knowledge of Javascript, HTML/CSS, Version Control like - Git or Bit Bucket frontend CSS frameworks like Bootstrap, etc.
As a Software Engineer, you will build and scale Clockwork, creating an engaging experience for our users. As one of the first few engineers, you will work on 0 to 1 type projects, partnering closely with our product, design and business teams to build the future of Clockwork.
Responsibilities
- Write, test and deploy code to enhance our product
- Design software systems for new features
- Diagnose bugs and system bottlenecks as our product scales
- Work closely with product and design to define our roadmap
Qualifications
- 3+ years of professional experience as a software engineer
- Bachelor’s and/or Master’s degree, preferably in CS, or equivalent experience
- Solid engineering, coding and problem solving skills
- Strong product/business sense
- Excited about working in a fast-paced, dynamic startup environment
Clockwork encourages applications from people of all races, religions, national origins, genders, sexual orientations, gender identities, gender expressions and ages, as well as veterans and individuals with disabilities.
Requirements:
Minimum 1-4 years Experience in Node js, Mongo DB, Angular js, and Express js.
Architect, Develop, test, and deploy robust products that are fast, scalable, and highly responsive
Design and maintain large and complex databases, both relational and non-relational databases.
Establish, refine and integrate development environment tools and software as needed
Identify production and non-production application issues as a part of the deployment
Deploy applications on the AWS cloud with the ability to quickly debug hosting-related issues.

Technical Skills : Node.js, Restful, Express, React.js, Redux, MongoDb
- Previous working experience as a MEAN/MERN Stack Developer for at least 2 years.
- In depth knowledge of React.js, Angular.js, NodeJS, ExpressJS.
- Experience implementing applications using React.js and Angular.js.
- Experience creating front end applications using HTML, React and Angular.
- Hands on experience with JavaScript Development on both client and server-side
Preferred Qualifications & Desired Competencies:
- Can-do attitude and bring a go-getter
- Ability to learn new technologies quickly.
- Self-motivated, results-driven individual and passionate about work.
- Excellent communication skills and problem solving skills

What you’ll do -
- Design and implementation of the overall web architecture.
- Design and deployment of database.
- Ensuring the entire stack is designed and built for speed and scalability.
- Design and construction of our REST API
- Integrating our front-end UI with the constructed API
- Design and implementation of continuous integration and deployment.
- Work remotely with our global clients and teams across the US
What you should have -
- Should have 5+ years of experience expertise in developing applications using any of the frameworks and programming languages
- 5-8 years’ experience Fluent in CSS (Foundation or Bootstrap), JavaScript and HTML, with an understanding of CSS, React.JS
- Experience working with server technologies Node.js
- Experience in API design and development.
- Understanding of SQL / NoSQL databases MongoDB.
- Strong knowledge of data structures, system design, and algorithms.
- Great organizational and time-management skills.
- Great interpersonal and communication skills.

• Experience of MEAN/MERN Stack Technology.
• Experience of Node JS, Express JS, Mongo DB, Angular or Angular JS/Reacts JS.
• Knowledge in Java and/or Python programming, will be added plus.
• Knowledge of Docker and Kubernetes,will be added plus.
• Knowledge of GIT, Jenkins, Nexus, SonarQube tools (or similar)
• Experience working in Agile (SCRUM)
• Knowledge working with AWS (S3, EMR, EC2, RDS)
• Preference will be given to candidates who have travelled onsite or with US business Visa.


